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Help with an interesting Postgres question: Why isn't an Index Only Scan used on a partition accessed via the parent table?.
CREATE TABLE
INSERT 0 3
id | val |
---|---|
1 | t |
SELECT 1
id | val |
---|---|
2 | f |
SELECT 1
id | val |
---|---|
3 | null |
SELECT 1
id | val |
---|---|
2 | f |
3 | null |
SELECT 2
id | val |
---|---|
1 | t |
3 | null |
SELECT 2
id | val |
---|---|
1 | t |
2 | f |
SELECT 2